Use coupon code HD55 SGOLD6 to get 6% off the Alor Air Sentinel HD55 S Gold 120 PPD Crawl Space Dehumidifier. Designed for crawl spaces, basements, storage areas, and commercial spaces up to 1,300 sq. ft., this compact Energy Star — certified dehumidifier features automatic drainage, auto defrost, low — temperature operation, and reliable moisture control. Apply the code at checkout to save on your purchase.